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1、金属有机骨架材料及其应用,研究背景,早在20世纪90年代中期，第一类MOFs就被合成出来，但其孔隙率和化学稳定性都不高,目前，已经有大量的金属有机骨架材料被合成，这些金属有机骨架中多数都具有高的孔隙率和好的化学稳定性,Omar M. Yaghi received his Ph.D. from the University of Illinois-Urbana (1990) with Professor Walter G. Klemperer. He was an NSF Postdoctoral Fellow at Harvard University (1990-92) with Profe
2、ssor Richard H. Holm. He has been on the faculties of Arizona State University (1992-98) and University of Michigan (1999-2006). His current position is the Jean Stone Professor of Chemistry at UCLA.,MOFs,合成方法,特点,应用,分类,Design and synthesis of an exceptionally stable and highly porous metal-organic f
3、ramework,This synthesis is achieved by borrowing ideas from metal carboxylate cluster chemistry, where an organic dicarboxylate linker is used in a reaction that gives supertetrahedron clusters when capped with monocarboxylates.,Li, H. Eddaoudi, M. OKeeffe, M. Yaghi, O. M. Nature 402, 276-279 (1999)
4、,MOF-5一个空腔的结构图,MOF-5的层结构图,MOF-5的吸附性能,Interwoven Metal-Organic Framework on a Periodic Minimal Surface with Extra-Large Pores,Chen, B. L. Eddaoudi, M. Hyde, S. T. OKeeffe, M. Yaghi, O. M. science 291, 1021-1023 (2001),Chen, B. L. Eddaoudi, M. Hyde, S. T. OKeeffe, M. Yaghi, O. M. science 291, 1021-102
5、3 (2001),Systematic Design of Pore Size and Functionality in Isoreticular MOFs and Their Application in Methane Storage,Eddaoudi, M. Kim, J. Rosi, N. Vodak, D. OKeeffe, M. Yaghi, O. M. science 295, 469-472 (2002),Hydrogen Storage in Microporous Metal-Organic Frameworks,Rosi, N. L. Eckert, J. Eddaoud
6、i, M. OKeeffe, M.Yaghi, O. M. science 300, 1027-1029 (2003),MOF-5的储氢性能,78K,298K,Rowsell, J. L. C. Spencer, E. C. Eckert, J. Yaghi, O. M. science 309, 1350-1354 (2005),Metal Organic Frameworks as Adsorbents for Trapping and Preconcentration of Organic Phosphonates,Ni, Z. Jerrell, J. P. Cadwallader, K
7、. R. Masel, R. I. Analytical Chemistry 79, 1290-1293 (2007),In this paper, IRMOF1 is tested as an adsor-bent for preconcentration for the first time using dimethyl meth-ylphosphonate (DMMP) as a test case.,实验流程图,吸附性能,富集效果,MetalOrganic Framework MIL-101 for High-Resolution Gas-Chromatographic Separat
8、ion of Xylene Isomers and Ethylbenzene,Gu, Z. Y. Yan, X. P. Angewandte Chemie-International Edition 49, 1477-1480 (2010),We show the first fabrication of the MOF- coated capillary column for high-resolution GC separation. we choose MIL-101 as the stationary phase and xylene isomers and ethy-lbenzene (EB) as the targets for separation.,分离效果,影响因素,抗干扰能力,Thank You !,